Early in the morning, Vega was getting ready to go to campus to meet Alberto. However, she suddenly felt nauseous. She immediately went to the bathroom. After that, she vomited.

After that, she drank a glass of water and cleaned up her vomit. However, she vomitted again until she did so three times. Meanwhile, in the lecturer's room, Alberto was waiting for Vega to come to teach the class. Many of Alberto's friends had sent messages to him either in group chats or through private chats.

"Alberto! Will Professor Vega teach today?" asked Dario.

"Yes. According to the schedule, Professor Vega will teach today, right?" Nicolas asked.

"I don't know....